Buoys – rafts – and aquatic devices – Water skimming or walking device – Surfboard
Patent
1989-01-09
1990-10-09
Peters, Jr., Joseph F.
Buoys, rafts, and aquatic devices
Water skimming or walking device
Surfboard
114 392, 264DIG16, B29D 2704
Patent
active
049617150
ABSTRACT:
Water sport equipment, such as surfboards, sailboards and the like formed of a molded foam composed of expanded polypropylene foam beads, having a density of approximately 3.75 PCF, melted together with steam pressure and improved methods for producing such equipment.
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patent: 3830900 (1974-08-01), Winstead
patent: 4106143 (1978-08-01), Lucas
patent: 4457729 (1984-07-01), Peerlkamp
patent: 4545772 (1985-10-01), Stockhausen
patent: 4587916 (1986-05-01), Guerette
patent: 4693199 (1987-09-01), Omachen
patent: 4698191 (1987-10-01), Endo
patent: 4720509 (1988-01-01), Nakamura
patent: 4745870 (1988-05-01), Roth
patent: 4777000 (1988-10-01), Kuwabara
Bartz Clifford T.
Peters Jr. Joseph F.
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